#include "noise.h"

float Noise::getNoise(Vector3d point) const
{
    return getNoise(point.x, point.y, point.z);
}

void Noise::generateNoiseMap(int size)
{
    noiseMap.clear();
    noiseMap.resize(size * size * size);
}

void Noise::setNoise(int x, int y, int z, float value)
{
    long int index = x + y * (long int) size + z * size * (long int) size;
    noiseMap[index] = value;
}

float Noise::getNoise(float x, float y, float z) const
{
    long int index = x + y * (long int) size + z * size * (long int) size;
    float noise = noiseMap[index];

    if (invert)
    {
        noise = 1.0f - noise;
    }

    return noise;
}

Noise::Noise(int size)
{
    this->size = size;
    generateNoiseMap(size);
}